value	unc_up	unc_lo	author	ref	method
3.65	1.250	1.250	Masiero	2020PSJ.....1....5M	NEATM
3.70	0.940	0.940	Masiero	2021PSJ.....2..162M	NEATM
4.51	0.218	0.218	Masiero	2011ApJ...741...68M	NEATM
4.96	1.320	1.320	Nugent	2016AJ....152...63N	NEATM